Society for Creative Anachronism: Marcaster (The Sea Fortress) is a local chapter of the Society for Creative Anachronism and will meet at 6:30 p.m. Free. Largo Public Library, 120 Central Park Drive, Largo. (727) 587-6715.

SPCA Tampa Bay's Christmas in July Sale: This week, customers can take 20 percent off pet toys, accessories and more inside the SPCA's pet boutique. Adoption specials are also available for rabbits, cats and dogs. For more information, visit www.spcatampabay.org or call (727) 586-3591.

'Bye Bye Birdie' Preview: The Clearwater Marine Aquarium will host members of the Clearwater City Players as they perform Put On a Happy Face from the group's upcoming production of Bye Bye Birdie at Ruth Eckerd Hall. Aquarium guests will have a chance to meet cast members. 12:30-1 p.m. Free with admission. Clearwater Marine Aquarium, 249 Windward Passage, Clearwater. (727) 641-7159. www.SeeWinter.com.

Spirit of Americana: A merchant market place that includes jewelry, cosmetics and home decor will be held at Harborchase of Palm Harbor Assisted Living Facility, 2960 Tampa Road, Palm Harbor. There will be live entertainment, a fashion show and an art display. Benefits the Alzheimer's Association. 1-4 p.m. Free (items individually priced). (727) 781-8686.

Grossology for Tweens and Teens: Things that make you go yuck will be the main attraction during this event. 2-3 p.m. Free. Clearwater Main Library, 100 N Osceola Ave., Clearwater. (727) 562-4970; www.clearwater-fl.com/cpl.

Friday

Football Camp: The National Collegiate Athletic Association offers this opportunity for boys and girls ages 5-14 to brush up on their football skills before the school year begins. 8 a.m.-1 p.m. Free. Joe DiMaggio Sports Complex, 2450 Drew St., Clearwater. (727) 290-9865, ext. 4.

50 Hour Scrapbooking: Bring your scrapbooking materials and your friends for a nonstop marathon of scrapbooking. Scrappers will enjoy prize drawings, technique roundtables by instructors and trade fresh ideas with fellow scrapbookers. Includes breakfast, lunch and dinner Saturday and Sunday. Get set up and stay all weekend or pop in and out as you can from 7 p.m. Friday through 9 p.m. Sunday. $50. Largo Cultural Center, 105 Central Park Drive, Largo. (727) 587-6740, ext. 5014; www.largoarts.com.

Flick N Float Family Movies: All ages are welcome to bring floats or chairs for the Friday night family movie. Free hot dogs and Chick-fil-A sandwiches; concessions are also available. The movie begins at dusk. This portion features The Final Season. 7:30-10:30 p.m. $10 with Largo recreation card for up to five people; $15 without card for up to five people. Southwest Recreation Complex and Pool, 13120 Vonn Road, Largo. (727) 518-3125.

'Bye Bye Birdie': City Players Inc. presents the musical inspired by the young Elvis Presley receiving his draft notice for the Army. The original Broadway production was a Tony Award-winning success. 8 p.m. Friday and Saturday; 2 p.m. Sunday. $23 advance, $26 on the day of show. Ruth Eckerd Hall, 1111 N McMullen-Booth Road, Clearwater. (727) 791-7400.

Grafting Hibiscus: Learn how to easily graft hibiscus in this meeting of the Sunset chapter of the American Hibiscus Society. 10 a.m. No charge for admission. Largo Public Library, 120 Central Park Drive, Largo. (727) 530-9118; sunsetchapter.org.

Splash's Treasure Hunt: A day filled with water adventure will be held for kids 10 and younger at Highland Family Aquatic Center, 400 Highland Ave., Largo. Treasure will be hidden all over the aquatic facility for children to gather with hunts divided by age groups. Door prizes will be given away throughout the event. 11 a.m.-3 p.m. Cost: $5 with a Largo resident recreation card; $6 with Largo nonresident recreation card and $8 without a recreation card. Call (727) 518-3018.